Mateus, G.P. et al. 2005. Physical-chemical composition and ensiling potential of Giant Guinea sorghum in six different sowing dates. Pesquisa Agropecuaria Brasileira. 40, 9 (Sep. 2005), 935–942. DOI:https://doi.org/10.1590/S1678-3921.pab2005.v40.7047.